The City of SeaTac had a population of 30,337 as of July 1, 2019. SeaTac ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.
The primary coordinate point for SeaTac is located at latitude 47.4537 and longitude -122.3218 in King County. The formal boundaries for the City of SeaTac encompass a land area of 10.03 sq. miles and a water area of 0.17 sq. miles. King County is in the Pacific time zone (GMT -8). The elevation is 269 feet.
The City of SeaTac (GNIS ID: 2411855) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of SeaTac is located within Seattle Division of King County.
HOUSING AFFORDABILITY INDEX
|SeaTac, WA Housing Affordability Index is 83 |
State of Washington Housing Affordability Index is 95
|The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.|
|SeaTac, WA Wealth Index is 70 |
State of Washington Wealth Index is 118
|The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.|
These new demographic attributes are availiable for Neighborhoods, Cities, Counties, and ZIP Codes.
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|Total Population||30,337 (100%)|
|Population in Households||29,408 (96.9%)|
|Population in Families||22,849 (75.3%)|
|Population in Group Quarters1||929 ( 3.1%)|
|Median Household Income||$56,992|
|Average Household Income||$73,836|
|Per Capita Income||$25,781|
|Total Housing Units||11,345 (100%)|
|Owner Occupied HU||5,513 (48.6%)|
|Renter Occupied HU||4,952 (43.6%)|
|Vacant Housing Units||880 ( 7.8%)|
|Median Home Value||$340,222|
|Housing Affordability Index3||83|
|Average Household Size||2.81|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||3.5%|
|Per Capita Income||3.49%|
The table below compares SeaTac to the other 625 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 43||93rd|
|Population Density||# 90||86th|
|Diversity Index||# 13||98th|
|Median Household Income||# 371||41st|
|Per Capita Income||# 452||28th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.